.sx_top {
    width: 100%;
    height: 140px;
    background-image: url(img/t1.jpg);
    position: absolute;
}

.sx_top_img {
    width: 625px;
    height: 130px;
    background-image: url(img/Iconfont.png);
    background-repeat: no-repeat;
    margin-left: 350px;
    position: relative;
    top: 30px;
}

.sx_top_search {
    width: 335px;
    height: 90px;
    float: right;
    margin-top: -105px;
    margin-right: 320px;
}

.sx_top_search input {
    width: 215px;
    height: 28px;
    position: relative;
    top: 24px;
    left: 30px;
}

.sx_top_search input[type="submit"] {
    width: 40px;
    height: 30px;
}

/* 头部结束 */
/* 导航栏开始 */
.sx_nav {
    width: 1200px;
    height: 60px;
    /* border: 1px red solid; */
    position: relative;
    top: 141px;
    margin: 0px auto;
}

.sx_nav span {
    width: 107px;
    height: 40px;
    float: left;
    margin-top: 7px;
    line-height: 40px;
    text-align: center;
}

.sx_nav a {
    display: block;
    width: 107px;
    height: 40px;
    text-decoration: none;
    color: gray;
}

.sx_nav a:hover {
    color: white;
    background-color: rgb(11, 98, 193);
}

/* 导航栏结束 */
/* 自动变化背景图片 */
.auto_bg {
    width: 1200px;
    height: 360px;
    margin: 0px auto;
    margin-top: 140px;
}

/* 自动变化背景图片结束 */
/* 学院动态 */
.sx_dt {
    width: 1200px;
    height: 60px;
    margin: 5px auto;
    position: relative;
}

.dt_1 {
    width: 80px;
    height: 35px;
    float: left;
    position: relative;
    top: 15px;
}

.dt_1 p {
    font-size: 18px;
    color: #5e5e5e;
    font-weight: bold;
}

.dt_2 {
    width: 80px;
    height: 35px;
    float: left;
    position: relative;
    top: 25px;
}

.dt_2 p {
    color: rgb(66, 154, 225);
    font-size: 13px;
    text-align: right;
}

.dt_3 {
    position: relative;
    left: 730px;
    top: 36px;
}

.dt_3 a {
    display: block;
    width: 20px;
    height: 20px;
    position: relative;
    top: -20px;
    left: 160px;
}

/* 学院动态top结束 */
/* 轮播图开始 */
.sx_dt_bg {
    width: 420px;
    height: 275px;
    margin-left: 325px;
    position: relative;
}

.pointList {
    list-style: none;
    position: absolute;
    bottom: 20px;
    left: 190px;
    z-index: 200;
    width: 160px;
}

.point {
    float: left;
    width: 20px;
    height: 20px;
    border: 1px solid;
    margin-left: 10px;
    background-color: rgb(102, 102, 102);
    border-radius: 5px;
    opacity: 0.3;

}

.point a {
    text-decoration: none;
    color: rgb(255, 255, 255);

}

.point.active {
    background-color: coral;
    color: aliceblue;
}

.item {
    width: 420px;
    height: 275px;
    margin-left: 322px;
    padding: 0px;
    position: relative;
}

.list {
    list-style: none;
    width: 100%;
    height: 100%;
    position: absolute;
    left: -322px;
    top: -16px;
}

.list.active {
    z-index: 10;
    opacity: 1;
}

/* 轮播图结束 */
/* 学院动态公告 */
.sx_bul {
    width: 480px;
    height: 280px;
    position: relative;
    top: -278px;
    left: 760px;
    border-top: 1px rgb(30, 95, 194) solid;
}

.sx_bul li {
    width: 480px;
    height: 40px;
    border-bottom: 1px #5e5e5e solid;
    list-style: none;
    margin-left: -41px;
}

.sx_bul a {
    text-decoration: none;
    color: black;
    text-align: center;
    font-size: 16px;
}

.sx_bul a:hover {
    color: rgb(222, 65, 0);
}

.sx_bul2 {
    width: 285px;
    height: 270px;
    position: relative;
    top: -558px;
    left: 1237px;
}

.sx_bul2 div {
    height: 66px;
}

/* 学院动态公告结束 */
/* 公告通知开始 */
.ann {
    width: 1200px;
    height: 40px;
    margin: -540px auto;
    position: relative;
}

.ann div {
    width: 380px;
    height: 40px;
    float: left;
    border-bottom: 1px gray solid;
    margin-left: 15px;
}

.con {
    width: 75px;
    height: 40px;
    float: left;
}

.eng {
    width: 175px;
    height: 40px;
    float: left;
}

.ann_point {
    width: 40px;
    height: 40px;
    float: left;
    margin-left: 80px;
}

.con p {
    font-size: 18px;
    font-weight: bold;
    color: rgb(94, 94, 94);
    text-align: left;
    line-height: 10px;
}

.eng p {
    font-size: 12px;
    color: rgb(127, 208, 255);
    line-height: 25px;
}

.ann_point img {
    margin-top: 15px;
}

/* 公告通知结束 */
/* 公告栏内容 */
.sx_gg {
    width: 1200px;
    height: 200px;
    position: relative;
    margin: 0px auto;
    bottom: -550px;
}

.sx_gg div {
    height: 200px;
    width: 380px;
    float: left;
    margin-left: 10px;
    position: relative;
    top: -540px;
    left: 8px;
}

.sx_gg li {
    list-style: none;
    margin-top: 6px;
    margin-left: -40px;
}

.sx_gg li a {
    font-size: 16px;
    text-decoration: none;
    color: #5e5e5e;
}

.sx_gg li a:hover {
    color: rgb(204, 0, 0);
}

/* 公告栏内容结束 */
/* 相关链接 */
.sx_link {
    width: 1200px;
    height: 40px;
    margin: 0px auto;
    position: relative;
    top: 565px;
}

.sx_link1 {
    width: 75px;
    height: 40px;
    float: left;
    position: relative;
    top: -540px;
    left: 20px;
}

.sx_link1 p {
    font-size: 18px;
    font-weight: bold;
    color: rgb(94, 94, 94);
    text-align: left;
    line-height: 10px;
}

.sx_link2 {
    width: 175px;
    height: 40px;
    float: left;
    position: relative;
    top: -540px;
    left: 20px;
}

.sx_link2 p {
    font-size: 12px;
    color: rgb(127, 208, 255);
    line-height: 25px;
}

.sx_link_img {
    width: 20px;
    height: 20px;
    float: right;
    position: relative;
    top: -530px;
    right: 40px;
}

.sx_list_img {
    width: 1200px;
    height: 120px;
    margin: 0px auto;
    position: relative;
    top: 570px;
}

.sx_list_img1 {
    width: 270px;
    height: 110px;
    position: absolute;
    top: 5px;
    left: 20px;
}

.sx_list_img2 {
    width: 270px;
    height: 110px;
    position: absolute;
    top: 5px;
    left: 300px;
}

.sx_list_img3 {
    width: 270px;
    height: 110px;
    position: absolute;
    top: 5px;
    left: 580px;
}

.sx_list_img4 {
    width: 270px;
    height: 110px;
    position: absolute;
    top: 5px;
    left: 860px;
}
.end{
    width: 100%;
    height: 120px;
    background-color: rgb(0, 90, 153);
    position: absolute;
    bottom: -550px;
}